CheatCodes.com has all the official Code Lyoko DS cheats to unlock everything. If you know of any that we don't have, please let us know.
All published and official codes as of Saturday May 25, 2013 for Code Lyoko are shown below.
In the 3D game section, press START to enter the pause menu and press up, up, down, down, left, right, left, right, B, A, START.
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